PHIRST-1: Tadalafil in the Treatment of Pulmonary Arterial Hypertension

PHASE3CompletedINTERVENTIONAL
Enrollment

406

Participants

Timeline

Start Date

August 31, 2005

Primary Completion Date

August 31, 2007

Study Completion Date

August 31, 2007

Conditions
Pulmonary Hypertension
Interventions
DRUG

tadalafil

tadalafil 2.5 mg and placebo tablets taken by mouth once a day for 16 weeks.

DRUG

tadalafil

tadalafil 10 mg and placebo tablets taken by mouth once a day for 16 weeks.

DRUG

tadalafil

tadalafil 20 mg and placebo tablets taken by mouth once a day for 16 weeks.

DRUG

tadalafil

tadalafil 40 mg and placebo tablets taken by mouth once a day for 16 weeks.

DRUG

placebo

placebo tablet taken by mouth once a day for 16 weeks

Trial Locations (6)

24128

For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon - Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician., Bergamo

54511

For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon - Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician., Vandœuvre-lès-Nancy

55455

For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon - Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician., Minneapolis

59037

For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon - Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician., Lille

84143

For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon - Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician., Salt Lake City

85724

For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon - Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician., Tucson

Sponsors

Collaborators (1)

All Listed Sponsors
collaborator

ICOS Corporation

INDUSTRY

lead

Eli Lilly and Company

INDUSTRY